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【判断题】
缀板式格受压弯作用,当弯矩绕虚轴时,单肢按压弯构件验算其稳定性,轴压力由构件N、M决定,弯矩等于剪力引起的局部弯矩。A.
正确
B.
错误
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举一反三
【单选题】对理想气体反应 CO(g) + H2O(g) = H2(g) + CO2(g) ,下述哪种关系是正确的? ( )
A.
Kx< Kp
B.
Kp= Kx
C.
Kx= Kc
D.
Kp< Kc
【单选题】听力原文： It takes more than good looks to be an air hostess. Brains will help but they are not the main thing. Neither is it personality, nor the skill alone. Rather it is a combination of these factors ...
A.
Good looks.
B.
Clever brains.
C.
Sweet personality.
D.
Willingness to serve.
【单选题】听力原文：M: Tonight we have Chris Davenport with us in the studio. Welcome to the program. W: Thank you, Pat. M: Now Chris, you've been working for the Canadian Export Development Agency for three years n...
A.
To explain how Canadian firms could develop their export trade in Japan.
B.
To organize between two and three trade fairs in different regions each year.
C.
To learn many new things about exhibiting Canadian goods in foreign countries.
D.
To negotiate with others.
【单选题】Now that he has quite from his illness, he has decided to resume his college education this fall.
A.
improved
B.
covered
C.
recovered
D.
bettered
【单选题】LARRY SUMMERS, a Treasury secretary under Bill Clinton, once said that 'the world economy is flying on one engine' to describe its excessive reliance on American demand. Now growth seems to be becomin...
A.
Global growth is less lopsided than for many years
B.
a comparison of economies of the three engines of the global airplane.
C.
America's impact on the world's economy
D.
The three economy's contribution to the world economy
【简答题】fall ___(illness)
【简答题】c ___ be stricken by an illness, fall victim to an illness
【单选题】关于胰腺癌下列哪项不正确（）
A.
胰腺局部密度降低，低密度边缘见环形钙化
B.
胰头部钩突呈圆形，所包绕的血管壁不规则
C.
胰腺颈部增大，体尾部内胰管扩张
D.
病灶增强三期扫描强化都低于正常胰腺组织
E.
胰腺尾部萎缩，体部大小正常，增强见体部局部强化降低
【简答题】The illness has made her very_____. It seems that she may fall at any moment.
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